Home / 4,040.56-5,576.34-2,362.78

Finding the Fourth Proportional to 4,040.56, 5,576.34 and 2,362.78

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Solution

The fourth proportional to 4,040.56, 5,576.34 and 2,362.78 is: 3,260.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040.56 : 5,576.34 = 2,362.78 : x
  2. Step 2: Convert to fraction form
    4,040.56/5,576.34 = 2,362.78/x
  3. Step 3: Cross multiply
    4,040.56x = 5,576.34 × 2,362.78
  4. Step 4: Simplify right side
    4,040.56x = 13,175,664.63
  5. Step 5: Solve for x
    x = 13,175,664.63/4,040.56
  6. Step 6: Final answer
    x = 3,260.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.